please help with these questions

Assume you save $1,000 in your saving account. If the bank pay 8% annual interest, how much will you accumulate in your account after 30 years (based on compound interest calculation)? A) $3,243 B) $10,063 C) $12,519 D) $1,480 E) $2,960 A company plans to invest in a project. The project is expected to generate the following cash flows: Assume that the cost of capital is 12% annually (that is, the annual discount rate is 12% ). How much is the present value of these cash flows? A) $1,238 B) $1,433 C) $1,938 D) $2,069 E) $2,433